In a Certain Class of Students, There Are 11 Boys

question 117

Multiple Choice

In a certain class of students, there are 11 boys from Wilmette, 6 girls from Winnetka, 6 girls from Wilmette, 5 boys from Glencoe, 5 boys from Winnetka and 6 girls from Glencoe. If the teacher calls upon a student to
answer a question, what is the probability that the student will be a boy?

• A)0.282
• B)0.697
• C)0.41
• D)0.538

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Definitions:

The Wrist

A joint complex consisting of the distal end of the radius and ulna and the proximal row of carpal bones, facilitating hand movement.

Galactosemia

A rare genetic disorder characterized by the inability to metabolize the sugar galactose properly, leading to various health issues.

Pectin

A soluble fiber found in the cell walls of fruits and vegetables, used as a gelling agent in foods and potentially beneficial for gastrointestinal health.

Carbohydrates

Organic compounds, including sugars, starches, and cellulose, that are a major source of energy for the body.